器件名称: W40S11-02
功能描述: SDRAM Buffer - 2 DIMM (Mobile)
文件大小: 167.4KB 共11页
简 介:W40S11-02
SDRAM Buffer - 2 DIMM (Mobile)
Features
Ten skew-controlled CMOS outputs (SDRAM0:9) Supports two SDRAM DIMMs Ideal for high-performance systems designed around Intel’s latest Mobile chip set I2C Serial configuration interface Skew between any two outputs is less than 250 ps 1 to 5 ns propagation delay DC to 133-MHz operation Single 3.3V supply voltage Low power CMOS design packaged in a 28-pin, 209-mil SSOP (Shrink Small Outline Package)
Key Specifications
Supply Voltages:........................................... VDD = 3.3V±5% Operating Temperature:.................................... 0°C to +70°C Input Threshold: .................................................. 1.5V typical Maximum Input Voltage: .......................................VDD + 0.5V Input Frequency:............................................... 0 to 133 MHz BUF_IN to SDRAM0:9 Propagation Delay: ........1.0 to 5.0 ns Output Edge Rate:................................................. >1.5 V/ns Output Skew: ............................................................ ±250 ps Output Duty Cycle: .................................. 45/55% worst case Output Impedance: ........................................15 ohms typical Output Type: ................................................ CMOS rail-to-rail
Overview
The Cypress W40S11-02 is a low-voltage, ten-output clock buffer. Output buffer impedance is approximately 15, which is ideal for driving SDRAM DIMMs.
Block Diagram
Pin Configuration
S……
